87406371

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 56

約数和(自身を含む): 147633696

約数和(自身を除く): 60227325

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 243, 299, 351, 401, 621, 729, 897, 1053, 1203, 1863, 2691, 3159, 3609, 5213, 5589, 8073, 9223, 9477, 10827, 15639, 16767, 24219, 27669, 32481, 46917, 72657, 83007, 97443, 119899, 140751, 217971, 249021, 292329, 359697, 422253, 747063, 1079091, 1266759, 2241189, 3237273, 3800277, 6723567, 9711819, 29135457, 87406371]

約数ペア:

[(1, 87406371), (3, 29135457), (9, 9711819), (13, 6723567), (23, 3800277), (27, 3237273), (39, 2241189), (69, 1266759), (81, 1079091), (117, 747063), (207, 422253), (243, 359697), (299, 292329), (351, 249021), (401, 217971), (621, 140751), (729, 119899), (897, 97443), (1053, 83007), (1203, 72657), (1863, 46917), (2691, 32481), (3159, 27669), (3609, 24219), (5213, 16767), (5589, 15639), (8073, 10827), (9223, 9477)]